linux-kernel - [tip:perf/core] perf bench mem: Reorganize the code a bit

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <tip-5dd93304a5d386c73c0a59117752acdca67f857d@git.kernel.org>
Date:	Tue, 20 Oct 2015 00:46:50 -0700
From:	tip-bot for Ingo Molnar <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	tglx@...utronix.de, torvalds@...ux-foundation.org, hpa@...or.com,
	peterz@...radead.org, linux-kernel@...r.kernel.org,
	jolsa@...hat.com, mingo@...nel.org, namhyung@...nel.org,
	dsahern@...il.com, acme@...hat.com, mitake@....info.waseda.ac.jp
Subject: [tip:perf/core] perf bench mem: Reorganize the code a bit

Commit-ID:  5dd93304a5d386c73c0a59117752acdca67f857d
Gitweb:     http://git.kernel.org/tip/5dd93304a5d386c73c0a59117752acdca67f857d
Author:     Ingo Molnar <mingo@...nel.org>
AuthorDate: Mon, 19 Oct 2015 10:04:27 +0200
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 19 Oct 2015 16:07:19 -0300

perf bench mem: Reorganize the code a bit

Reorder functions a bit, so that we synchronize the layout of the
memcpy() and memset() portions of the code.

This improves the code, especially after we'll add an strlcpy() variant
as well.

Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: David Ahern <dsahern@...il.com>
Cc: Hitoshi Mitake <mitake@....info.waseda.ac.jp>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/1445241870-24854-12-git-send-email-mingo@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/bench/mem-functions.c | 38 +++++++++++++++++++-------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/tools/perf/bench/mem-functions.c b/tools/perf/bench/mem-functions.c
index 318da34..8d980d4 100644
--- a/tools/perf/bench/mem-functions.c
+++ b/tools/perf/bench/mem-functions.c
@@ -58,25 +58,6 @@ struct routine {
 	} fn;
 };
 
-struct routine memcpy_routines[] = {
-	{ .name		= "default",
-	  .desc		= "Default memcpy() provided by glibc",
-	  .fn.memcpy	= memcpy },
-
-#ifdef HAVE_ARCH_X86_64_SUPPORT
-# define MEMCPY_FN(_fn, _name, _desc) {.name = _name, .desc = _desc, .fn.memcpy = _fn},
-# include "mem-memcpy-x86-64-asm-def.h"
-# undef MEMCPY_FN
-#endif
-
-	{ NULL, }
-};
-
-static const char * const bench_mem_memcpy_usage[] = {
-	"perf bench mem memcpy <options>",
-	NULL
-};
-
 static struct perf_event_attr cycle_attr = {
 	.type		= PERF_TYPE_HARDWARE,
 	.config		= PERF_COUNT_HW_CPU_CYCLES
@@ -278,6 +259,25 @@ static double do_memcpy_gettimeofday(const struct routine *r, size_t size)
 	return (double)(((double)size * iterations) / timeval2double(&tv_diff));
 }
 
+struct routine memcpy_routines[] = {
+	{ .name		= "default",
+	  .desc		= "Default memcpy() provided by glibc",
+	  .fn.memcpy	= memcpy },
+
+#ifdef HAVE_ARCH_X86_64_SUPPORT
+# define MEMCPY_FN(_fn, _name, _desc) {.name = _name, .desc = _desc, .fn.memcpy = _fn},
+# include "mem-memcpy-x86-64-asm-def.h"
+# undef MEMCPY_FN
+#endif
+
+	{ NULL, }
+};
+
+static const char * const bench_mem_memcpy_usage[] = {
+	"perf bench mem memcpy <options>",
+	NULL
+};
+
 int bench_mem_memcpy(int argc, const char **argv, const char *prefix __maybe_unused)
 {
 	struct bench_mem_info info = {
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/